US Federal rights in patents on Probuphine, to treat opioid addiction
Probuphine is an expensive medication used to treat opioid dependence by providing maintenance treatment and lessening withdrawal symptoms. The U.S. federal government also has considerable leverage over the pricing of this product, because of the federal funding of the the research that lead to the sole Orange Book patent on the product, and phase 3 trials that were used the register the product.